1862 - 1882, special collection "standing Helvetia" / "confederate cross" from Michel no. 20 - 57, collected was to colours, paper and control mark, as well and a Michel no. 28 multiple, including the key values 42 (higher signed Pfenninger), 44 (2) photo expertize abbot BPP respectively expertized (both with defects), 45 - 49 multiple, in total very high catalog value